﻿#region Using directives

using System;
using System.Data;
using System.Data.Common;
using System.Collections;
using System.Collections.Generic;

using dmoz.Entities;
using dmoz.Data;

#endregion

namespace dmoz.Data.Bases
{	
	///<summary>
	/// This class is the base class for any <see cref="ResourceProviderBase"/> implementation.
	/// It exposes CRUD methods as well as selecting on index, foreign keys and custom stored procedures.
	///</summary>
	public abstract partial class ResourceProviderBaseCore : EntityProviderBase<dmoz.Entities.Resource, dmoz.Entities.ResourceKey>
	{		
		#region Get from Many To Many Relationship Functions
		#region GetByIdCategoryFromResourcePerCategory
		
		/// <summary>
		///		Gets Resource objects from the datasource by idCategory in the
		///		ResourcePerCategory table. Table Resource is related to table Category
		///		through the (M:N) relationship defined in the ResourcePerCategory table.
		/// </summary>
		/// <param name="idCategory"></param>
		/// <returns>Returns a typed collection of Resource objects.</returns>
		public TList<Resource> GetByIdCategoryFromResourcePerCategory(System.Int32 idCategory)
		{
			int count = -1;
			return GetByIdCategoryFromResourcePerCategory(null,idCategory, 0, int.MaxValue, out count);
			
		}
		
		/// <summary>
		///		Gets dmoz.Entities.Resource objects from the datasource by idCategory in the
		///		ResourcePerCategory table. Table Resource is related to table Category
		///		through the (M:N) relationship defined in the ResourcePerCategory table.
		/// </summary>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <param name="idCategory"></param>
		/// <remarks></remarks>
		/// <returns>Returns a TList of Resource objects.</returns>
		public TList<Resource> GetByIdCategoryFromResourcePerCategory(System.Int32 idCategory, int start, int pageLength)
		{
			int count = -1;
			return GetByIdCategoryFromResourcePerCategory(null, idCategory, start, pageLength, out count);
		}
		
		/// <summary>
		///		Gets Resource objects from the datasource by idCategory in the
		///		ResourcePerCategory table. Table Resource is related to table Category
		///		through the (M:N) relationship defined in the ResourcePerCategory table.
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="idCategory"></param>
		/// <remarks></remarks>
		/// <returns>Returns a typed collection of Resource objects.</returns>
		public TList<Resource> GetByIdCategoryFromResourcePerCategory(TransactionManager transactionManager, System.Int32 idCategory)
		{
			int count = -1;
			return GetByIdCategoryFromResourcePerCategory(transactionManager, idCategory, 0, int.MaxValue, out count);
		}
		
		
		/// <summary>
		///		Gets Resource objects from the datasource by idCategory in the
		///		ResourcePerCategory table. Table Resource is related to table Category
		///		through the (M:N) relationship defined in the ResourcePerCategory table.
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="idCategory"></param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		///  <param name="pageLength">Number of rows to return.</param>
		/// <remarks></remarks>
		/// <returns>Returns a typed collection of Resource objects.</returns>
		public TList<Resource> GetByIdCategoryFromResourcePerCategory(TransactionManager transactionManager, System.Int32 idCategory,int start, int pageLength)
		{
			int count = -1;
			return GetByIdCategoryFromResourcePerCategory(transactionManager, idCategory, start, pageLength, out count);
		}
		
		/// <summary>
		///		Gets Resource objects from the datasource by idCategory in the
		///		ResourcePerCategory table. Table Resource is related to table Category
		///		through the (M:N) relationship defined in the ResourcePerCategory table.
		/// </summary>
		/// <param name="idCategory"></param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		///  <param name="pageLength">Number of rows to return.</param>
		/// <param name="count">out parameter to get total records for query</param>
		/// <remarks></remarks>
		/// <returns>Returns a typed collection of Resource objects.</returns>
		public TList<Resource> GetByIdCategoryFromResourcePerCategory(System.Int32 idCategory,int start, int pageLength, out int count)
		{
			
			return GetByIdCategoryFromResourcePerCategory(null, idCategory, start, pageLength, out count);
		}


		/// <summary>
		///		Gets Resource objects from the datasource by idCategory in the
		///		ResourcePerCategory table. Table Resource is related to table Category
		///		through the (M:N) relationship defined in the ResourcePerCategory table.
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <param name="count">out parameter to get total records for query</param>
		/// <param name="idCategory"></param>
		/// <remarks></remarks>
		/// <returns>Returns a TList of Resource objects.</returns>
		public abstract TList<Resource> GetByIdCategoryFromResourcePerCategory(TransactionManager transactionManager,System.Int32 idCategory, int start, int pageLength, out int count);
		
		#endregion GetByIdCategoryFromResourcePerCategory
		
		#endregion	
		
		#region Delete Methods

		/// <summary>
		/// 	Deletes a row from the DataSource.
		/// </summary>
		/// <param name="transactionManager">A <see cref="TransactionManager"/> object.</param>
		/// <param name="key">The unique identifier of the row to delete.</param>
		/// <returns>Returns true if operation suceeded.</returns>
		public override bool Delete(TransactionManager transactionManager, dmoz.Entities.ResourceKey key)
		{
			return Delete(transactionManager, key.Id);
		}
		
		/// <summary>
		/// 	Deletes a row from the DataSource.
		/// </summary>
		/// <param name="id">. Primary Key.</param>
		/// <remarks>Deletes based on primary key(s).</remarks>
		/// <returns>Returns true if operation suceeded.</returns>
		public bool Delete(System.Int32 id)
		{
			return Delete(null, id);
		}
		
		/// <summary>
		/// 	Deletes a row from the DataSource.
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="id">. Primary Key.</param>
		/// <remarks>Deletes based on primary key(s).</remarks>
		/// <returns>Returns true if operation suceeded.</returns>
		public abstract bool Delete(TransactionManager transactionManager, System.Int32 id);		
		
		#endregion Delete Methods
		
		#region Get By Foreign Key Functions
	
		/// <summary>
		/// 	Gets rows from the datasource based on the FK_Resource_ResourceType key.
		///		FK_Resource_ResourceType Description: 
		/// </summary>
		/// <param name="resourceType"></param>
		/// <returns>Returns a typed collection of dmoz.Entities.Resource objects.</returns>
		public dmoz.Entities.TList<Resource> GetByResourceType(System.Int32 resourceType)
		{
			int count = -1;
			return GetByResourceType(resourceType, 0,int.MaxValue, out count);
		}
		
		/// <summary>
		/// 	Gets rows from the datasource based on the FK_Resource_ResourceType key.
		///		FK_Resource_ResourceType Description: 
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="resourceType"></param>
		/// <returns>Returns a typed collection of dmoz.Entities.Resource objects.</returns>
		/// <remarks></remarks>
		public dmoz.Entities.TList<Resource> GetByResourceType(TransactionManager transactionManager, System.Int32 resourceType)
		{
			int count = -1;
			return GetByResourceType(transactionManager, resourceType, 0, int.MaxValue, out count);
		}
		
			/// <summary>
		/// 	Gets rows from the datasource based on the FK_Resource_ResourceType key.
		///		FK_Resource_ResourceType Description: 
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="resourceType"></param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		///  <param name="pageLength">Number of rows to return.</param>
		/// <remarks></remarks>
		/// <returns>Returns a typed collection of dmoz.Entities.Resource objects.</returns>
		public dmoz.Entities.TList<Resource> GetByResourceType(TransactionManager transactionManager, System.Int32 resourceType, int start, int pageLength)
		{
			int count = -1;
			return GetByResourceType(transactionManager, resourceType, start, pageLength, out count);
		}
		
		/// <summary>
		/// 	Gets rows from the datasource based on the FK_Resource_ResourceType key.
		///		fkResourceResourceType Description: 
		/// </summary>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <param name="resourceType"></param>
		/// <remarks></remarks>
		/// <returns>Returns a typed collection of dmoz.Entities.Resource objects.</returns>
		public dmoz.Entities.TList<Resource> GetByResourceType(System.Int32 resourceType, int start, int pageLength)
		{
			int count =  -1;
			return GetByResourceType(null, resourceType, start, pageLength,out count);	
		}
		
		/// <summary>
		/// 	Gets rows from the datasource based on the FK_Resource_ResourceType key.
		///		fkResourceResourceType Description: 
		/// </summary>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <param name="resourceType"></param>
		/// <param name="count">out parameter to get total records for query</param>
		/// <remarks></remarks>
		/// <returns>Returns a typed collection of dmoz.Entities.Resource objects.</returns>
		public dmoz.Entities.TList<Resource> GetByResourceType(System.Int32 resourceType, int start, int pageLength,out int count)
		{
			return GetByResourceType(null, resourceType, start, pageLength, out count);	
		}
						
		/// <summary>
		/// 	Gets rows from the datasource based on the FK_Resource_ResourceType key.
		///		FK_Resource_ResourceType Description: 
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="resourceType"></param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <param name="count">The total number of records.</param>
		/// <returns>Returns a typed collection of dmoz.Entities.Resource objects.</returns>
		public abstract dmoz.Entities.TList<Resource> GetByResourceType(TransactionManager transactionManager, System.Int32 resourceType, int start, int pageLength, out int count);
		
		#endregion

		#region Get By Index Functions
		
		/// <summary>
		/// 	Gets a row from the DataSource based on its primary key.
		/// </summary>
		/// <param name="transactionManager">A <see cref="TransactionManager"/> object.</param>
		/// <param name="key">The unique identifier of the row to retrieve.</param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <returns>Returns an instance of the Entity class.</returns>
		public override dmoz.Entities.Resource Get(TransactionManager transactionManager, dmoz.Entities.ResourceKey key, int start, int pageLength)
		{
			return GetById(transactionManager, key.Id, start, pageLength);
		}
		
		/// <summary>
		/// 	Gets rows from the datasource based on the primary key Resource_PK index.
		/// </summary>
		/// <param name="id"></param>
		/// <returns>Returns an instance of the <see cref="dmoz.Entities.Resource"/> class.</returns>
		public dmoz.Entities.Resource GetById(System.Int32 id)
		{
			int count = -1;
			return GetById(null,id, 0, int.MaxValue, out count);
		}
		
		/// <summary>
		/// 	Gets rows from the datasource based on the Resource_PK index.
		/// </summary>
		/// <param name="id"></param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <remarks></remarks>
		/// <returns>Returns an instance of the <see cref="dmoz.Entities.Resource"/> class.</returns>
		public dmoz.Entities.Resource GetById(System.Int32 id, int start, int pageLength)
		{
			int count = -1;
			return GetById(null, id, start, pageLength, out count);
		}
		
		/// <summary>
		/// 	Gets rows from the datasource based on the Resource_PK index.
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="id"></param>
		/// <remarks></remarks>
		/// <returns>Returns an instance of the <see cref="dmoz.Entities.Resource"/> class.</returns>
		public dmoz.Entities.Resource GetById(TransactionManager transactionManager, System.Int32 id)
		{
			int count = -1;
			return GetById(transactionManager, id, 0, int.MaxValue, out count);
		}
		
		/// <summary>
		/// 	Gets rows from the datasource based on the Resource_PK index.
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="id"></param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <remarks></remarks>
		/// <returns>Returns an instance of the <see cref="dmoz.Entities.Resource"/> class.</returns>
		public dmoz.Entities.Resource GetById(TransactionManager transactionManager, System.Int32 id, int start, int pageLength)
		{
			int count = -1;
			return GetById(transactionManager, id, start, pageLength, out count);
		}
		
		/// <summary>
		/// 	Gets rows from the datasource based on the Resource_PK index.
		/// </summary>
		/// <param name="id"></param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <param name="count">out parameter to get total records for query</param>
		/// <remarks></remarks>
		/// <returns>Returns an instance of the <see cref="dmoz.Entities.Resource"/> class.</returns>
		public dmoz.Entities.Resource GetById(System.Int32 id, int start, int pageLength, out int count)
		{
			return GetById(null, id, start, pageLength, out count);
		}
		
				
		/// <summary>
		/// 	Gets rows from the datasource based on the Resource_PK index.
		/// </summary>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="id"></param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">Number of rows to return.</param>
		/// <param name="count">The total number of records.</param>
		/// <returns>Returns an instance of the <see cref="dmoz.Entities.Resource"/> class.</returns>
		public abstract dmoz.Entities.Resource GetById(TransactionManager transactionManager, System.Int32 id, int start, int pageLength, out int count);
						
		#endregion "Get By Index Functions"
	
		#region Custom Methods
		
		
		#endregion

		#region Helper Functions	
		
		/// <summary>
		/// Fill a dmoz.Entities.TList&lt;Resource&gt; From a DataReader.
		/// </summary>
		/// <param name="reader">Datareader</param>
		/// <param name="rows">The collection to fill</param>
		/// <param name="start">Row number at which to start reading, the first row is 0.</param>
		/// <param name="pageLength">number of rows.</param>
		/// <returns>a <see cref="dmoz.Entities.TList&lt;Resource&gt;"/></returns>
		public static dmoz.Entities.TList<Resource> Fill(IDataReader reader, dmoz.Entities.TList<Resource> rows, int start, int pageLength)
		{
		// advance to the starting row
		for (int i = 0; i < start; i++)
		{
			if (!reader.Read())
			return rows; // not enough rows, just return
		}
		for (int i = 0; i < pageLength; i++)
		{
			if (!reader.Read())
			break; // we are done
			string key = null;
			
			dmoz.Entities.Resource c = null;
			if (DataRepository.Provider.UseEntityFactory)
			{
			key = new System.Text.StringBuilder("Resource")
			.Append("|").Append((reader.IsDBNull(((int)dmoz.Entities.ResourceColumn.Id - 1))?(int)0:(System.Int32)reader[((int)dmoz.Entities.ResourceColumn.Id - 1)]).ToString()).ToString();
			c = EntityManager.LocateOrCreate<Resource>(
			key.ToString(), // EntityTrackingKey
			"Resource",  //Creational Type
			DataRepository.Provider.EntityCreationalFactoryType,  //Factory used to create entity
			DataRepository.Provider.EnableEntityTracking); // Track this entity?
			}
			else
			{
			c = new dmoz.Entities.Resource();
			}
			
			if (!DataRepository.Provider.EnableEntityTracking ||
			c.EntityState == EntityState.Added ||
			(DataRepository.Provider.EnableEntityTracking &&
			((DataRepository.Provider.CurrentLoadPolicy == LoadPolicy.PreserveChanges && c.EntityState == EntityState.Unchanged) ||
			(DataRepository.Provider.CurrentLoadPolicy == LoadPolicy.DiscardChanges && (c.EntityState == EntityState.Unchanged ||
								c.EntityState == EntityState.Changed)))))
						{
			c.SuppressEntityEvents = true;
			c.Id = (System.Int32)reader["id"];
			c.OriginalId = c.Id;
			c.Uri = (System.String)reader["uri"];
			c.ResourceType = (System.Int32)reader["resourceType"];
			c.EntityTrackingKey = key;
			c.AcceptChanges();
			c.SuppressEntityEvents = false;
			}
			rows.Add(c);
		}
		return rows;
		}		
		/// <summary>
		/// Refreshes the <see cref="dmoz.Entities.Resource"/> object from the <see cref="IDataReader"/>.
		/// </summary>
		/// <param name="reader">The <see cref="IDataReader"/> to read from.</param>
		/// <param name="entity">The <see cref="dmoz.Entities.Resource"/> object to refresh.</param>
		public static void RefreshEntity(IDataReader reader, dmoz.Entities.Resource entity)
		{
			if (!reader.Read()) return;
			
			entity.Id = (System.Int32)reader["id"];
			entity.OriginalId = (System.Int32)reader["id"];
			entity.Uri = (System.String)reader["uri"];
			entity.ResourceType = (System.Int32)reader["resourceType"];
			entity.AcceptChanges();
		}
		
		/// <summary>
		/// Refreshes the <see cref="dmoz.Entities.Resource"/> object from the <see cref="DataSet"/>.
		/// </summary>
		/// <param name="dataSet">The <see cref="DataSet"/> to read from.</param>
		/// <param name="entity">The <see cref="dmoz.Entities.Resource"/> object.</param>
		public static void RefreshEntity(DataSet dataSet, dmoz.Entities.Resource entity)
		{
			DataRow dataRow = dataSet.Tables[0].Rows[0];
			
			entity.Id = (System.Int32)dataRow["id"];
			entity.OriginalId = (System.Int32)dataRow["id"];
			entity.Uri = (System.String)dataRow["uri"];
			entity.ResourceType = (System.Int32)dataRow["resourceType"];
			entity.AcceptChanges();
		}
		#endregion 
		
		#region DeepLoad Methods
		/// <summary>
		/// Deep Loads the <see cref="IEntity"/> object with criteria based of the child 
		/// property collections only N Levels Deep based on the <see cref="DeepLoadType"/>.
		/// </summary>
		/// <remarks>
		/// Use this method with caution as it is possible to DeepLoad with Recursion and traverse an entire object graph.
		/// </remarks>
		/// <param name="transactionManager"><see cref="TransactionManager"/> object</param>
		/// <param name="entity">The <see cref="dmoz.Entities.Resource"/> object to load.</param>
		/// <param name="deep">Boolean. A flag that indicates whether to recursively save all Property Collection that are descendants of this instance. If True, saves the complete object graph below this object. If False, saves this object only. </param>
		/// <param name="deepLoadType">DeepLoadType Enumeration to Include/Exclude object property collections from Load.</param>
		/// <param name="childTypes">dmoz.Entities.Resource Property Collection Type Array To Include or Exclude from Load</param>
		/// <param name="innerList">A collection of child types for easy access.</param>
	    /// <exception cref="ArgumentNullException">entity or childTypes is null.</exception>
	    /// <exception cref="ArgumentException">deepLoadType has invalid value.</exception>
		internal override void DeepLoad(TransactionManager transactionManager, dmoz.Entities.Resource entity, bool deep, DeepLoadType deepLoadType, System.Type[] childTypes, DeepSession innerList)
		{
			if(entity == null)
				return;

			#region ResourceTypeSource	
			if (CanDeepLoad(entity, "ResourceType|ResourceTypeSource", deepLoadType, innerList) 
				&& entity.ResourceTypeSource == null)
			{
				object[] pkItems = new object[1];
				pkItems[0] = entity.ResourceType;
				ResourceType tmpEntity = EntityManager.LocateEntity<ResourceType>(EntityLocator.ConstructKeyFromPkItems(typeof(ResourceType), pkItems), DataRepository.Provider.EnableEntityTracking);
				if (tmpEntity != null)
					entity.ResourceTypeSource = tmpEntity;
				else
					entity.ResourceTypeSource = DataRepository.ResourceTypeProvider.GetById(transactionManager, entity.ResourceType);		
				
				#if NETTIERS_DEBUG
				System.Diagnostics.Debug.WriteLine("- property 'ResourceTypeSource' loaded. key " + entity.EntityTrackingKey);
				#endif 
				
				if (deep && entity.ResourceTypeSource != null)
				{
					innerList.SkipChildren = true;
					DataRepository.ResourceTypeProvider.DeepLoad(transactionManager, entity.ResourceTypeSource, deep, deepLoadType, childTypes, innerList);
					innerList.SkipChildren = false;
				}
					
			}
			#endregion ResourceTypeSource
			
			//used to hold DeepLoad method delegates and fire after all the local children have been loaded.
			Dictionary<string, KeyValuePair<Delegate, object>> deepHandles = new Dictionary<string, KeyValuePair<Delegate, object>>();
			// Deep load child collections  - Call GetById methods when available
			
			#region ResourcePerCategoryCollection
			//Relationship Type One : Many
			if (CanDeepLoad(entity, "List<ResourcePerCategory>|ResourcePerCategoryCollection", deepLoadType, innerList)) 
			{
				#if NETTIERS_DEBUG
				System.Diagnostics.Debug.WriteLine("- property 'ResourcePerCategoryCollection' loaded. key " + entity.EntityTrackingKey);
				#endif 

				entity.ResourcePerCategoryCollection = DataRepository.ResourcePerCategoryProvider.GetByIdResource(transactionManager, entity.Id);

				if (deep && entity.ResourcePerCategoryCollection.Count > 0)
				{
					deepHandles.Add("ResourcePerCategoryCollection",
						new KeyValuePair<Delegate, object>((DeepLoadHandle<ResourcePerCategory>) DataRepository.ResourcePerCategoryProvider.DeepLoad,
						new object[] { transactionManager, entity.ResourcePerCategoryCollection, deep, deepLoadType, childTypes, innerList }
					));
				}
			}		
			#endregion 
			
			
			#region CategoryCollection_From_ResourcePerCategory
			// RelationshipType.ManyToMany
			if (CanDeepLoad(entity, "List<Category>|CategoryCollection_From_ResourcePerCategory", deepLoadType, innerList))
			{
				entity.CategoryCollection_From_ResourcePerCategory = DataRepository.CategoryProvider.GetByIdResourceFromResourcePerCategory(transactionManager, entity.Id);			 
		
				#if NETTIERS_DEBUG
				System.Diagnostics.Debug.WriteLine("- property 'CategoryCollection_From_ResourcePerCategory' loaded. key " + entity.EntityTrackingKey);
				#endif 
				
				if (deep && entity.CategoryCollection_From_ResourcePerCategory != null)
				{
					deepHandles.Add("CategoryCollection_From_ResourcePerCategory",
						new KeyValuePair<Delegate, object>((DeepLoadHandle< Category >) DataRepository.CategoryProvider.DeepLoad,
						new object[] { transactionManager, entity.CategoryCollection_From_ResourcePerCategory, deep, deepLoadType, childTypes, innerList }
					));
				}
			}
			#endregion
			
			
			
			//Fire all DeepLoad Items
			foreach(KeyValuePair<Delegate, object> pair in deepHandles.Values)
		    {
                pair.Key.DynamicInvoke((object[])pair.Value);
		    }
			deepHandles = null;
		}
		
		#endregion 
		
		#region DeepSave Methods

		/// <summary>
		/// Deep Save the entire object graph of the dmoz.Entities.Resource object with criteria based of the child 
		/// Type property array and DeepSaveType.
		/// </summary>
		/// <param name="transactionManager">The transaction manager.</param>
		/// <param name="entity">dmoz.Entities.Resource instance</param>
		/// <param name="deepSaveType">DeepSaveType Enumeration to Include/Exclude object property collections from Save.</param>
		/// <param name="childTypes">dmoz.Entities.Resource Property Collection Type Array To Include or Exclude from Save</param>
		/// <param name="innerList">A Hashtable of child types for easy access.</param>
		internal override bool DeepSave(TransactionManager transactionManager, dmoz.Entities.Resource entity, DeepSaveType deepSaveType, System.Type[] childTypes, DeepSession innerList)
		{	
			if (entity == null)
				return false;
							
			#region Composite Parent Properties
			//Save Source Composite Properties, however, don't call deep save on them.  
			//So they only get saved a single level deep.
			
			#region ResourceTypeSource
			if (CanDeepSave(entity, "ResourceType|ResourceTypeSource", deepSaveType, innerList) 
				&& entity.ResourceTypeSource != null)
			{
				DataRepository.ResourceTypeProvider.Save(transactionManager, entity.ResourceTypeSource);
				entity.ResourceType = entity.ResourceTypeSource.Id;
			}
			#endregion 
			#endregion Composite Parent Properties

			// Save Root Entity through Provider
			if (!entity.IsDeleted)
				this.Save(transactionManager, entity);
			
			//used to hold DeepSave method delegates and fire after all the local children have been saved.
			Dictionary<Delegate, object> deepHandles = new Dictionary<Delegate, object>();

			#region CategoryCollection_From_ResourcePerCategory>
			if (CanDeepSave(entity.CategoryCollection_From_ResourcePerCategory, "List<Category>|CategoryCollection_From_ResourcePerCategory", deepSaveType, innerList))
			{
				if (entity.CategoryCollection_From_ResourcePerCategory.Count > 0 || entity.CategoryCollection_From_ResourcePerCategory.DeletedItems.Count > 0)
				{
					DataRepository.CategoryProvider.Save(transactionManager, entity.CategoryCollection_From_ResourcePerCategory); 
					deepHandles.Add(
						(DeepSaveHandle<Category>) DataRepository.CategoryProvider.DeepSave,
						new object[] { transactionManager, entity.CategoryCollection_From_ResourcePerCategory, deepSaveType, childTypes, innerList }
					);
				}
			}
			#endregion 
	
			#region List<ResourcePerCategory>
				if (CanDeepSave(entity.ResourcePerCategoryCollection, "List<ResourcePerCategory>|ResourcePerCategoryCollection", deepSaveType, innerList)) 
				{	
					// update each child parent id with the real parent id (mostly used on insert)
					foreach(ResourcePerCategory child in entity.ResourcePerCategoryCollection)
					{
						if(child.IdResourceSource != null)
							child.IdResource = child.IdResourceSource.Id;
						else
							child.IdResource = entity.Id;

						//Handle right table of CategoryCollection_From_ResourcePerCategory
						if(child.IdCategorySource != null)
						{
								child.IdCategory = child.IdCategorySource.Id;

						}

						//Handle right table of CategoryCollection_From_ResourcePerCategory
						if(child.IdResourceSource != null)
						{
								child.IdResource = child.IdResourceSource.Id;

						}

					}

					if (entity.ResourcePerCategoryCollection.Count > 0 || entity.ResourcePerCategoryCollection.DeletedItems.Count > 0)
					{
						DataRepository.ResourcePerCategoryProvider.Save(transactionManager, entity.ResourcePerCategoryCollection);
						
						deepHandles.Add(
							(DeepSaveHandle< ResourcePerCategory >) DataRepository.ResourcePerCategoryProvider.DeepSave,
							new object[] { transactionManager, entity.ResourcePerCategoryCollection, deepSaveType, childTypes, innerList }
						);
					}
				} 
			#endregion 
				
			//Fire all DeepSave Items
			foreach(KeyValuePair<Delegate, object> pair in deepHandles)
		    {
                pair.Key.DynamicInvoke((object[])pair.Value);
		    }
			
			// Save Root Entity through Provider, if not already saved in delete mode
			if (entity.IsDeleted)
				this.Save(transactionManager, entity);
				

			deepHandles = null;
						
			return true;
		}
		#endregion
	} // end class
	
	#region ResourceChildEntityTypes
	
	///<summary>
	/// Enumeration used to expose the different child entity types 
	/// for child properties in <c>dmoz.Entities.Resource</c>
	///</summary>
	public enum ResourceChildEntityTypes
	{
		
		///<summary>
		/// Composite Property for <c>ResourceType</c> at ResourceTypeSource
		///</summary>
		[ChildEntityType(typeof(ResourceType))]
		ResourceType,
	
		///<summary>
		/// Collection of <c>Resource</c> as OneToMany for ResourcePerCategoryCollection
		///</summary>
		[ChildEntityType(typeof(TList<ResourcePerCategory>))]
		ResourcePerCategoryCollection,

		///<summary>
		/// Collection of <c>Resource</c> as ManyToMany for CategoryCollection_From_ResourcePerCategory
		///</summary>
		[ChildEntityType(typeof(TList<Category>))]
		CategoryCollection_From_ResourcePerCategory,
	}
	
	#endregion ResourceChildEntityTypes
	
	#region ResourceFilterBuilder
	
	/// <summary>
	/// A strongly-typed instance of the <see cref="SqlFilterBuilder&lt;ResourceColumn&gt;"/> class
	/// that is used exclusively with a <see cref="Resource"/> object.
	/// </summary>
	[CLSCompliant(true)]
	public class ResourceFilterBuilder : SqlFilterBuilder<ResourceColumn>
	{
		#region Constructors

		/// <summary>
		/// Initializes a new instance of the ResourceFilterBuilder class.
		/// </summary>
		public ResourceFilterBuilder() : base() { }

		/// <summary>
		/// Initializes a new instance of the ResourceFilterBuilder class.
		/// </summary>
		/// <param name="ignoreCase">Specifies whether to create case-insensitive statements.</param>
		public ResourceFilterBuilder(bool ignoreCase) : base(ignoreCase) { }

		/// <summary>
		/// Initializes a new instance of the ResourceFilterBuilder class.
		/// </summary>
		/// <param name="ignoreCase">Specifies whether to create case-insensitive statements.</param>
		/// <param name="useAnd">Specifies whether to combine statements using AND or OR.</param>
		public ResourceFilterBuilder(bool ignoreCase, bool useAnd) : base(ignoreCase, useAnd) { }

		#endregion Constructors
	}

	#endregion ResourceFilterBuilder
	
	#region ResourceParameterBuilder
	
	/// <summary>
	/// A strongly-typed instance of the <see cref="ParameterizedSqlFilterBuilder&lt;ResourceColumn&gt;"/> class
	/// that is used exclusively with a <see cref="Resource"/> object.
	/// </summary>
	[CLSCompliant(true)]
	public class ResourceParameterBuilder : ParameterizedSqlFilterBuilder<ResourceColumn>
	{
		#region Constructors

		/// <summary>
		/// Initializes a new instance of the ResourceParameterBuilder class.
		/// </summary>
		public ResourceParameterBuilder() : base() { }

		/// <summary>
		/// Initializes a new instance of the ResourceParameterBuilder class.
		/// </summary>
		/// <param name="ignoreCase">Specifies whether to create case-insensitive statements.</param>
		public ResourceParameterBuilder(bool ignoreCase) : base(ignoreCase) { }

		/// <summary>
		/// Initializes a new instance of the ResourceParameterBuilder class.
		/// </summary>
		/// <param name="ignoreCase">Specifies whether to create case-insensitive statements.</param>
		/// <param name="useAnd">Specifies whether to combine statements using AND or OR.</param>
		public ResourceParameterBuilder(bool ignoreCase, bool useAnd) : base(ignoreCase, useAnd) { }

		#endregion Constructors
	}

	#endregion ResourceParameterBuilder
} // end namespace
